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Table 3 How to achieve a quadrupling dose for participants on an inhaled corticosteroid-only inhaler (BDP,FP, budesonide, ciclesonide)

From: FourFold Asthma Study (FAST): a study protocol for a randomised controlled trial evaluating the clinical cost-effectiveness of temporarily quadrupling the dose of inhaled steroid to prevent asthma exacerbations

Current number of puffs Puffs to achieve quadrupled dose
1 od 4 od
2 od 8 od
1 bd 4 bd
2 bd 8 bd
  1. bd twice daily, BDP beclomethasone dipropionate, FP fluticasone propionate, od once daily